J-Quants Free MCP Server
Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@J-Quants Free MCP ServerCompare the financial statements of Sony and Nintendo."
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
J-Quants Free MCP server
Model Context Protocol (MCP) サーバーで、無償版J-Quants APIのにアクセスするための機能を提供します。
ツール
このサーバーは以下のツールを提供しています:
search_company: 日本語のテキストから、上場銘柄を検索するget_daily_quotes: 銘柄コードから、日次の株価を取得するget_financial_statements: 銘柄コードから、財務諸表を取得する
Related MCP server: j-quants-doc-mcp
使い方
このサーバーを使用するには、J-Quants APIへの登録が必要です。以下の手順で取得できます:
J-Quants APIに登録
IDトークンを取得しして、
JQUANTS_ID_TOKEN環境変数に設定
Claude Desktop
On MacOS:
~/Library/Application\ Support/Claude/claude_desktop_config.jsonOn Windows:
%APPDATA%/Claude/claude_desktop_config.json
{
"mcpServers": {
"e-stat": {
"command": "uv",
"args": [
"--directory",
"/path/to/jquants-free-mcp-server",
"run",
"server.py"
],
"env": {
"JQUANTS_ID_TOKEN": "YOUR_JQUANTS_ID_TOKEN"
}
}
}
}{
"mcpServers": {
"e-stat": {
"command": "uvx",
"args": [
"jquants-free-mcp-server"
],
"env": {
"JQUANTS_ID_TOKEN": "YOUR_JQUANTS_ID_TOKEN"
}
}
}
}使用例
例えばClaudeに以下のような質問ができます:
"コメダとルノアールの自己資本比率を比較して"
"UUUMとカバーとANYCOLORの財務表を取得して、バランスシートを図にしてください。"
ライセンス
このプロジェクトはMITライセンスの下で提供されています
詳細はLICENSEファイルを参照してください。
This server cannot be deployed
Maintenance
Related MCP Connectors
Search Japanese subsidies and public company data using J-Grants, gBizINFO, and EDINET.
Access SEC filings, insider transactions, and financial data via the ShareSEER API.
Search Japanese companies, departments and hiring signals; export CSV/XLSX with authentication.
Remote MCP for Japan's EDINET DB — 3,800 listed companies' financials & filings (OAuth)
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